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ARM: OMAP2+: UART: Remove mapbase/membase fields from pdata.

The mapbase (start_address), membase(io_remap cookie) part of
pdata struct omap_uart_port_info are removed as this should be
derived within driver.

Signed-off-by: Govindraj.R <govindraj.raja@ti.com>
Acked-by: Greg Kroah-Hartman <gregkh@suse.de> (for drivers/tty changes)
Signed-off-by: Kevin Hilman <khilman@ti.com>
Govindraj.R 13 年之前
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共有 3 個文件被更改,包括 8 次插入6 次删除
  1. 0 2
      arch/arm/mach-omap2/serial.c
  2. 0 2
      arch/arm/plat-omap/include/plat/omap-serial.h
  3. 8 2
      drivers/tty/serial/omap-serial.c

+ 0 - 2
arch/arm/mach-omap2/serial.c

@@ -605,8 +605,6 @@ void __init omap_serial_init_port(struct omap_board_data *bdata)
 
 	omap_up.dma_enabled = uart->dma_enabled;
 	omap_up.uartclk = OMAP24XX_BASE_BAUD * 16;
-	omap_up.mapbase = oh->slaves[0]->addr->pa_start;
-	omap_up.membase = omap_hwmod_get_mpu_rt_va(oh);
 	omap_up.flags = UPF_BOOT_AUTOCONF;
 
 	pdata = &omap_up;

+ 0 - 2
arch/arm/plat-omap/include/plat/omap-serial.h

@@ -59,8 +59,6 @@
 struct omap_uart_port_info {
 	bool			dma_enabled;	/* To specify DMA Mode */
 	unsigned int		uartclk;	/* UART clock rate */
-	void __iomem		*membase;	/* ioremap cookie or NULL */
-	resource_size_t		mapbase;	/* resource base */
 	upf_t			flags;		/* UPF_* flags */
 };
 

+ 8 - 2
drivers/tty/serial/omap-serial.c

@@ -1275,8 +1275,14 @@ static int serial_omap_probe(struct platform_device *pdev)
 	up->port.ops = &serial_omap_pops;
 	up->port.line = pdev->id;
 
-	up->port.membase = omap_up_info->membase;
-	up->port.mapbase = omap_up_info->mapbase;
+	up->port.mapbase = mem->start;
+	up->port.membase = ioremap(mem->start, resource_size(mem));
+	if (!up->port.membase) {
+		dev_err(&pdev->dev, "can't ioremap UART\n");
+		ret = -ENOMEM;
+		goto err;
+	}
+
 	up->port.flags = omap_up_info->flags;
 	up->port.uartclk = omap_up_info->uartclk;
 	up->uart_dma.uart_base = mem->start;